2018's Best Water Tankless Heater Of 2018. Buyer’s Guide.

Home » Rough Plumbing »

Best Water Tankless Heater
We have covered every important detail during the creation of this water tankless heater buying guide. Our team took into account aspects as price, assembly quality, warranty, users score, weight, and many more water tankless heater specifications. This top list of the best water tankless heater is based entirely on the experience of our team members and real buyers from marketplace. Nevertheless, you should conduct your own research before making a purchase to make sure that the water tankless heater will completely suit you.

You would have to waste hours to find the best water tankless heater yourself. There are hundreds of water tankless heater from different manufacturers and it is nearly impossible to compare all of them. That is why we want to make your life easier with our top and top 30 lists of the best water tankless heater on the market.

These Are The 8 Best Water Tankless Heater of 2018

Name and Features Image Rating Details
1. Bosch Tronic 3000 T 4-gallon Electric Mini-tank Water Heater
Electric water heater is easy to maintain and has glass-lined tank for long service life.
Bosch Tronic 3000 T 4-gallon Electric Mini-tank Water Heater
4.8
Read reviews
2. Camplux 5l 1.32 Gpm Outdoor Portable Propane Tankless Water Heater (Most Unique Design)
The maximum temperature raise is 114.8.
Camplux 5l 1.32 Gpm Outdoor Portable Propane Tankless Water Heater
4.5
Read reviews
3. Bosch Electric Tankless Water Heater (Best Classic Design)
Easy installation under bathroom or kitchen sink.
Bosch Electric Tankless Water Heater
4.3
Read reviews
4. Rheem Rtex-13 240v Heating Chamber Residential Tankless Water Heater
Durable copper immersion two heating elements, field serviceable.
Rheem Rtex-13 240v Heating Chamber Residential Tankless Water Heater
4.3
Read reviews
5. Camplux 10l Outdoor 2.64gpm Digital Display Portable Propane Gas Tankless Water Heater
20 mins automatic safety device, flame failure device, anti-freezing protection.
Camplux 10l Outdoor 2.64gpm Digital Display Portable Propane Gas Tankless Water Heater
3.8
Read reviews
6. Thermoflow Elex 5.5 Tankless Water Heater (Budget Pick)
No need to preheat before using.
Thermoflow Elex 5.5 Tankless Water Heater
3.5
Read reviews
7. Bosch Tronic 3000 T 7-gallon Electric Mini-tank Water Heater
This larger model can be mounted vertically (7 gal.
Bosch Tronic 3000 T 7-gallon Electric Mini-tank Water Heater
3.3
Read reviews
8. Marey ECO110 220V Self-Modulating 11 kW
German-designed with high quality stainless steel water channel and heating chamber.
Marey ECO110 220V Self-Modulating 11 kW
3.0
Read reviews

 

 
 

Design
5/5
 

Materials
4/5
 

Construction
5/5
 

Quality
5/5
 
Overall Brand Model Dimensions Weight Details
4.8
Bosch Thermotechnology ES4 Tronic 3000 T 13.8 x 13.5 x 13.8 inches 23.1 pounds
Check Price

Electric water heater is easy to maintain and has glass-lined tank for long service life. Fast recovery rate eliminates long waits for hot water at your sink. 36-37″ cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source. 4 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Can be shelf, wall or floor mounted (bracket included); simply tap into the cold water line and install the water heater directly at the sink to provide hot water.

 

 
The good
36-37″ cord plugs in
Electric water heater is easy
Can be shelf
Fast recovery rate eliminates long waits
4 gallon point-of-use mini-tank fits under your sink
The bad
This product does not have a single defect.
 

How did you create this rating list with the best water tankless heater?

During the creation of this buying guide, we had to look through hundreds of water tankless heater. Our team compared many products from various brands in order to find the most optimal model with the best price to quality ratio. The goal was to determine water tankless heaterthat offer the most value for their money, and we think that we have achieved it.

 

 
 

Design
4/5
 

Materials
4/5
 

Construction
5/5
 

Quality
5/5
 
Overall Brand Model Dimensions Weight Details
4.5
CAMPLUX ENJOY OUTDOOR LIFE AY132 11.4 x 5.5 x 14.6 inches 14.35 pounds
Check Price

The maximum temperature raise is 114.8, (46, ) and the minimum temperature raise is 46.4,, 8,, for 1.32gpm. Lowest water pressure startup on the market. Just need 2.5 psi of water pressure. Also works great with camplux 12v 1.2gpm water pump. 20 mins automatic safety device, flame failure device, anti-freezing protection and oxygen depletion safety shutoff protection. Its compact size with folding handle keeps it out of the way, allowing for a convenient set-up outdoors. 1.32 gallons per minute of hot water output, energy saving technology. You can get instant endless hot water easily wherever you are.

 

 
The good
1.32 gallons per minute
Lowest water pressure startup on
The maximum temperature raise is 114.8
20 mins automatic safety device
Its compact size
The bad
Requires delicate care.
 

What if a receive a wrong item instead of the water tankless heater I ordered?

If you were unlucky enough to get a wrong or broken product, use electronic mail or international telephone to contact the customer support team. They will help you to return your money or get the right water tankless heater.

 

 
 

Design
3/5
 

Materials
5/5
 

Construction
4/5
 

Quality
5/5
 
Overall Brand Model Dimensions Weight Details
4.3
Bosch Thermotechnology US9 12.2 x 3 x 6.5 inches 5 pounds
Check Price

Easy installation under bathroom or kitchen sink. 9.5 kw output tankless electric water heater provides eliminates long waits, as it provides on-demand hot water supply. Water pressure range: 10 – 150 psi. Mounts on wall in any direction and is space saving, ultra-compact, and lightweight. 98% efficient with minimal stand-by loss. Unit operates on 220-volt at 84-percent of capacity and on 208-volt at 75-percent of capacity.

 

 
The good
Mounts on wall in any direction
Easy installation under bathroom or kitchen sink
98% efficient
Water pressure range
The bad
The instruction manual is completely useless.
 

 

 
 

Design
5/5
 

Materials
5/5
 

Construction
5/5
 

Quality
2/5
 
Overall Brand Model Dimensions Weight Details
4.3
Rheem RTEX-13 4 x 9 x 13 inches 4 pounds
Check Price

External adjustable digital thermostatic control with led display (+/1 degree accuracy. Durable copper immersion two heating elements, field serviceable. External controls to adjust temperature in increments of 1 f. Water-saver shower head 1.5 gpm. Simple installation 3 foot electric cable and 1/2 npt adapters included; side 1/2 inch compression water connections. Threaded for easy replacement, simple installation, digital temperature display.

 

 
The good
99.8% energy efficient
Durable copper immersion two heating elements
Simple installation 3 foot electric cable
External adjustable digital thermostatic control
The bad
Does not offer enough features for such a high price.
There are many better options on the market.
 

What exactly did you take into consideration while making the list of the best water tankless heater?

We considered so many factors that it is nearly impossible to tell you about all of them. Believe us, we did not forget about anything. Price, material, user score, and other characteristics of water tankless heaterwere used to create this TOP list. We tried our best to help you choose the best water tankless heater!

 

 
 

Design
2/5
 

Materials
4/5
 

Construction
5/5
 

Quality
4/5
 
Overall Brand Model Dimensions Weight Details
3.8
CAMPLUX ENJOY OUTDOOR LIFE BW264 12.9 x 8.3 x 21.6 inches 23.1 pounds
Check Price

Compact and lightweight structure with 11.5% energy saving techonology. You can get instant endless hot water easily wherever you are. Multi-functional shower head, change the setting to change how you enjoy your hot water. Camplux water heater comes with everything you need, including csa approved gas regulator and required adapters. 20 mins automatic safety device, flame failure device, anti-freezing protection. Summer/winter type convertion function, save more gas in summer time. Also works great with camplux 12v 1.6gpm water pump.

 

 
The good
Multi-functional shower head
Camplux water heater comes
Summer/winter type convertion function
20 mins automatic safety device
The bad
Looks awful.
 

 

 
№ 6. Thermoflow Elex 5.5 Tankless Water Heater Electric for Wash Basins and Utility Sinks, 5.5kw At 240 Volts
 

Design
3/5
 

Materials
5/5
 

Construction
4/5
 

Quality
2/5
 
Overall Brand Model Dimensions Weight Details
3.5
Thermoflow Elex 5.5 9 x 5 x 3 inches 2.18 pounds
Check Price

Compact design – super compact designed, even smaller than a shoe box. Wall-mounted design frees up floor space for more storage, easy to install into washbasin and other tight spaces. Exceptionality durable – instant hot water thanks to rapid and maintenance-free bare wire heating systems. High quality alloy bare heating element has good corrode resistance and acid-resisting, with longer lifespan, instantaneous heating efficiency up to 99%. Endless hot water – no need to preheat before using. As soon as you open the tap, the water, ows with your desired temperature. Notice – please verify that this model is the right size for your hot water needs and electrical requirements before purchase & installation. Dimensions: 9.5 h x 5.7 w x 3.4 d ; weight: 2.3lb; pipes fittings: 1/2 npt, electrical requirements: 5.5 kw.240 volts, nominal pressure: 90psi. Required breakers: 32 amp double pole. ( breakers and wire are not included ).

Tankless – save up to 60% on your water heating cost with an thermoflow electric tankless water heater. Distribution, start-up and technical systems losses as well as circulation and storage losses are eliminated.

 

 
The good
Endless hot water
Compact design
Exceptionality durable
The bad
It is too expensive.
 

 

 
 

Design
3/5
 

Materials
5/5
 

Construction
2/5
 

Quality
3/5
 
Overall Brand Model Dimensions Weight Details
3.3
Bosch Thermotechnology ES8 Tronic 3000 T 17.5 x 14.5 x 17.5 inches 35 pounds
Check Price

Heating capacity of 1440 watts and a temperature range of 65-145 f. This larger model can be mounted vertically (7 gal. Of water supply) or horizontally (5.1 gal. Of water supply)- vertical orientation is installed with the cold and hot lines on top of the unit. Hard-wire the 7-gallon model to provide the on-demand reliable water source your home needs. 7-gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Can be shelf, wall or floor mounted (bracket included for vertical orientation only); simply tap into the cold water line and install the water heater directly at the sink to provide hot water.

 

 
The good
Can be shelf
Heating capacity
7-gallon point-of-use mini-tank fits under your sink
This larger model can be mounted vertically
The bad
It cannot be disassembled.
 

 

 
№ 8. Marey ECO110 220V Self-Modulating 11 kW, 3.0 Gpm Multiple Points of Use Tankless Electric Water Heater for Us Southern Regions, Small, White
 

Design
2/5
 

Materials
5/5
 

Construction
2/5
 

Quality
3/5
 
Overall Brand Model Dimensions Weight Details
3.0
MAREY ECO110 3 x 8.6 x 14.8 inches 9.7 pounds
Check Price

Marey s eco line can maintain 98% efficiency level throughout their lifetime. German-designed with high quality stainless steel water channel and heating chamber. Smart technology: easy management and simple adjustments on a lcd panel allows you to program the exact desired water temperature thereby optimizing electricity consumption. Requires 60 amp breaker and must be installed by a professional plumber or electrician to ensure safety and quality. The 220v eco 11kw unit is ideal for 2 simultaneous points of use in USA southern regions where the incoming water temperature is above 70 f. In colder regions, it is suitable for a sink at 1.3 gpm.

 

 
The good
Smart technology
The 220v eco 11kw unit is ideal
Requires 60 amp breaker
The bad
Special equipment is required in order to use it.
 

What is the average cost for a good water tankless heater?

Price is a very important factor of any water tankless heater. Usually, the higher it costs the better its quality. However, we recommend you to consider all characteristics of a water tankless heater. There are many models with an average price tag that can compete with the most expensive options.

How to get a refund for a water tankless heater?

Shop has a customer-friendly return policy, which means that you will not have any difficulties returning your money. If there is something wrong with your water tankless heater, you only need to contact the customer support and ask for a refund. However, you should carefully read the item’s description before buying a water tankless heater.

Meet the Author
My name is Erik Neal and I am a House Cleaner. I graduated from University of North Dakota - Grand Forks, North Dakota

Contact me if you have any questions:
+1 212-683-8151
erik@supsekens.com
276 5th Ave Suite 704 New York, NY 10001
View on map
Follow on Youtube
Hello and welcome to Reviews, Tutorials & Tech. Please subscribe to my channel to get notifications of my latest videos and leave me comments. I'll do my best to answer your questions. Have a great day.

Review Lasko Digital Ceramic Heater with Remote Control Model CC24870

Review Bidook Plasma Air Purifier UV-C Sanitizer Filter

Review Fiskars Summit 8 inch Chef Knife
Most Read
Pro & Con Arguments - Best Combination Key Lock Box
Crucial Things You Need to Know about Best Mattress Encasement
My Best Bell Tent
Top Of Best Walking Measuring Wheel
Top Of Best Alkaline Water Faucet Filter
My Best Futon For Sleepings
If you have goods for review, contact us: +1 212-683-8151 | erik@supsekens.com | 276 5th Ave Suite 704 New York, NY 10001.
COPYRIGHT © 2018 · SUPSEKENS.COM · ALL RIGHTS RESERVED
Sponsored
As an Amazon Associate I earn from qualifying purchases